/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package warehouse;

import entity.Comments;
import entity.Orders;
import entity.Users;
import facade.CommentsFacadeLocal;
import facade.OrdersFacadeLocal;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Date;
import javax.ejb.EJB;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.HttpConstraint;
import javax.servlet.annotation.ServletSecurity;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import utils.ConfigurationManager;

/**
 *
 * @author Andriy_Polishchuk modified by Tkach
 */
@ServletSecurity(
        @HttpConstraint(rolesAllowed = {"Administrator", "Warehouse Employee"}))
public class SetShipped extends HttpServlet {

    @EJB
    private CommentsFacadeLocal commentsFacade;
    @EJB
    private OrdersFacadeLocal ofl;

    private String orderDetail = ConfigurationManager.getInstance().getLinksProperties().getProperty("ORDER_DETAIL_PAGE");
    private String warehouseEmpDashboard = ConfigurationManager.getInstance().getLinksProperties().getProperty("WAREHOUSE_DASHBOARD");

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            request.setAttribute("dashboard", 2);
            if (request.getParameter("idOrder") != null && request.getParameter("orderTrackNum") != null) {
                Orders order = ofl.find(Integer.parseInt(request.getParameter("idOrder")));
                if (order != null) {
                    if (request.getParameter("orderTrackNum").equalsIgnoreCase("" + order.getTrackingNumber())) {
                        if (ofl.setShipped(Integer.parseInt(request.getParameter("idOrder"))) == 1) {
                            order.setOrderStatus("shipped");
                            request.setAttribute("order", order);
                            
                            request.setAttribute("success", "Order was shipped successfully.");

                            String text = "SO transitioned to state shipped";
                            Users user = (Users) request.getSession().getAttribute("user");
                            Date date = new Date();

                            Comments comment = new Comments();
                            comment.setIdOrder(order);
                            comment.setCommentDate(date);
                            comment.setIdUser(user);
                            comment.setText(text);

                            commentsFacade.create(comment);

                            RequestDispatcher dispatcher;
                            dispatcher = getServletContext().getRequestDispatcher(orderDetail);
                            dispatcher.forward(request, response);
                        } else {
                            request.setAttribute("success", "You can't ship order.");
                            request.setAttribute("order", order);
                            RequestDispatcher dispatcher;
                            dispatcher = getServletContext().getRequestDispatcher(orderDetail);
                            dispatcher.forward(request, response);
                        }
                    } else {
                        request.setAttribute("success", "Such order does not exist.");
                        RequestDispatcher dispatcher;
                        dispatcher = getServletContext().getRequestDispatcher(warehouseEmpDashboard);
                        dispatcher.forward(request, response);
                    }
                } else {
                    request.setAttribute("success", "Such order does not exist.");
                    RequestDispatcher dispatcher;
                    dispatcher = getServletContext().getRequestDispatcher(warehouseEmpDashboard);
                    dispatcher.forward(request, response);
                }
                //request.removeAttribute("idOrderDeliver");
            } else {
                request.setAttribute("success", "Such order does not exist.");
                RequestDispatcher dispatcher;
                dispatcher = getServletContext().getRequestDispatcher(warehouseEmpDashboard);
                dispatcher.forward(request, response);
            } /* TODO output your page here. You may use following sample code. */
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
